How to express mathematically the random shuffaling of matrix columns?

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How to express mathematically the random shuffaling of matrix columns - say turning $[1, 2, 3]$ into $[3,1,2]$ ?
matrices
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How to express mathematically the random shuffaling of matrix columns - say turning $[1, 2, 3]$ into $[3,1,2]$ ?
matrices
This is a permutation.
â Sean Roberson
Aug 13 at 3:41
1
Multiply on the right by a permutation matrix.
â Robert Israel
Aug 13 at 3:43
They're elements of $S_3$.
â Anik Bhowmick
Aug 13 at 4:27
add a comment |Â
up vote
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down vote
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up vote
0
down vote
favorite
How to express mathematically the random shuffaling of matrix columns - say turning $[1, 2, 3]$ into $[3,1,2]$ ?
matrices
How to express mathematically the random shuffaling of matrix columns - say turning $[1, 2, 3]$ into $[3,1,2]$ ?
matrices
asked Aug 13 at 3:36
DuckQueen
1377
1377
This is a permutation.
â Sean Roberson
Aug 13 at 3:41
1
Multiply on the right by a permutation matrix.
â Robert Israel
Aug 13 at 3:43
They're elements of $S_3$.
â Anik Bhowmick
Aug 13 at 4:27
add a comment |Â
This is a permutation.
â Sean Roberson
Aug 13 at 3:41
1
Multiply on the right by a permutation matrix.
â Robert Israel
Aug 13 at 3:43
They're elements of $S_3$.
â Anik Bhowmick
Aug 13 at 4:27
This is a permutation.
â Sean Roberson
Aug 13 at 3:41
This is a permutation.
â Sean Roberson
Aug 13 at 3:41
1
1
Multiply on the right by a permutation matrix.
â Robert Israel
Aug 13 at 3:43
Multiply on the right by a permutation matrix.
â Robert Israel
Aug 13 at 3:43
They're elements of $S_3$.
â Anik Bhowmick
Aug 13 at 4:27
They're elements of $S_3$.
â Anik Bhowmick
Aug 13 at 4:27
add a comment |Â
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This is a permutation.
â Sean Roberson
Aug 13 at 3:41
1
Multiply on the right by a permutation matrix.
â Robert Israel
Aug 13 at 3:43
They're elements of $S_3$.
â Anik Bhowmick
Aug 13 at 4:27